# US 10,117,453 B2 · Inhibition of sensory irritation during consumption of non-smokeable tobacco products

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- Number: US 10,117,453 B2
- Document ID: US10117453B2
- Status: Granted
- Kind: B2
- Application number: 14/719,510
- Filed: 2015-05-22
- Published: 2015-09-10
- Granted: 2018-11-06
- Earliest claimed: 2010-03-26
- Assignees: Philip Morris USA Inc.
- Applicants: Philip Morris USA Inc.
- Inventors: Gerd Kobal; Justin Heynekamp; Timothy B. Langston; Peter Reeh; Munmaya K. Mishra; Jason W. Flora
- Web page: https://patentgrep.com/patent/US10117453B2

## CPC

- A24B 13/00: Tobacco for pipes, for cigars, e.g. cigar inserts, or for cigarettes; Chewing tobacco; Snuff (reconstituted tobacco products A24B3/14)
- A24B 15/18: Treatment of tobacco products or tobacco substitutes
- A24B 15/282: {by indirect addition of the chemical substances, e.g. in the wrapper, in the case}
- A24B 15/30: by organic substances {(A24B15/281 takes precedence)}
- A24B: MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF

## Abstract

An orally-enjoyable tobacco product includes a portion of smokeless tobacco comprising an active ingredient and either: (1) a collection of tobacco particles at least partially enclosed by a coating comprising a water-soluble non-crosslinked component and a substantially water-insoluble cross-linked component, or (2) a pouch comprising smokeless tobacco enclosed in a water-permeable wrapper. The active ingredient is selected from the group consisting of a mercaptan, camphor, borneol, isoborneol, bornyl acetate, isobornyl acetate, mono-bornyl succinate, mono-isobornyl succinate, mono-bornyl formate, and mono-isobornyl formate. The active ingredient is present in an amount effective to reduce or eliminate the sensory irritation arising from the smokeless tobacco. Also disclosed is a method of making such a product.

## Claims

### Claim 1

An orally-enjoyable tobacco product, comprising:
a portion of smokeless tobacco comprising an active ingredient and
a collection of tobacco particles at least partially enclosed by a coating comprising a water-soluble non-crosslinked component and a substantially water-insoluble cross-linked component,
wherein the coating contains the active ingredient,
wherein the active ingredient is selected from the group consisting of a mercaptan, borneol, isoborneol, bornyl acetate, isobornyl acetate, mono-bornyl succinate, mono-isobornyl succinate, mono-bornyl formate, and mono-isobornyl formate, and
wherein the active ingredient is present in an amount effective to reduce or eliminate sensory irritation arising from the smokeless tobacco.

### Claim 2 (depends on 1)

The orally-enjoyable tobacco product of claim 1, wherein the active ingredient is furfuryl mercaptan.

### Claim 3 (depends on 1)

The orally-enjoyable tobacco product of claim 1, wherein the active ingredient is not the mercaptan.

### Claim 4 (depends on 3)

The orally-enjoyable tobacco product of claim 3, wherein
(1) the active ingredient is encapsulated in cyclodextrin;
(2) the active ingredient is selected from the group consisting of borneol, isoborneol, bornyl acetate, isobornyl acetate, mono-bornyl succinate, mono-isobornyl succinate, mono-bornyl formate, and mono-isobornyl formate;
(3) the amount of the active ingredient is about 500 picograms to about 2000 picograms; or
(4) two or more of (1), (2), and (3).

### Claim 5 (depends on 1)

The orally-enjoyable tobacco product of claim 1, wherein the active ingredient is present in an amount:
(1) effective to reduce or eliminate nausea arising on consumption of the product;
(2) that does not exhibit a sensory effect by itself; or
(3) both (1) and (2).

### Claim 6 (depends on 1)

The orally-enjoyable tobacco product of claim 1, wherein the product further comprises about 500 picograms to about 4 milligrams of camphor or the product further comprises about 2 nanograms to about 20 nanograms of camphor.

### Claim 7 (depends on 1)

The orally-enjoyable product of claim 1, wherein the active ingredient is encapsulated.

### Claim 8

An orally-enjoyable tobacco product comprising:
a pouch comprising smokeless tobacco enclosed in a water-permeable wrapper
wherein an active ingredient is disposed in a dissolvable coating on the wrapper of the pouch;
wherein the active ingredient is selected from the group consisting of a mercaptan borneol, isoborneol, bornyl acetate, isobornyl acetate, mono-bornyl succinate, mono-isobornyl succinate, mono-bornyl formate, and mono-isobornyl formate; and
wherein the active ingredient is present in an amount effective to reduce or eliminate sensory irritation arising from the smokeless tobacco.

### Claim 9 (depends on 8)

The orally-enjoyable product of claim 8, wherein
the product further comprises about 500 picograms to about 4 milligrams of camphor;
the product has a soft edge; or
the active ingredient is encapsulated in cyclodextrin.